Finding the Fourth Proportional to 1,500.17, 2,238.80 and 1,336.15

Step by Step Solution

1. Step 1: Write the proportion equation
   1,500.17 : 2,238.80 = 1,336.15 : x
2. Step 2: Convert to fraction form
   1,500.17/2,238.80 = 1,336.15/x
3. Step 3: Cross multiply
   1,500.17x = 2,238.80 × 1,336.15
4. Step 4: Simplify right side
   1,500.17x = 2,991,370.36
5. Step 5: Solve for x
   x = 2,991,370.36/1,500.17
6. Step 6: Final answer
   x = 1,994.02